4EE4
Crystal structure of human M340H-beta-1,4-galactosyltransferase-1 (M340H-B4GAL-T1) in complex with tetrasaccharide from Lacto-N-neohexose
Experimental procedure
| Experimental method | SINGLE WAVELENGTH |
| Source type | ROTATING ANODE |
| Source details | RIGAKU MICROMAX-007 HF |
| Temperature [K] | 100 |
| Detector technology | IMAGE PLATE |
| Collection date | 2011-12-26 |
| Detector | MAR scanner 345 mm plate |
| Wavelength(s) | 1.5418 |
| Spacegroup name | C 2 2 21 |
| Unit cell lengths | 107.364, 195.969, 143.776 |
| Unit cell angles | 90.00, 90.00, 90.00 |
Refinement procedure
| Resolution | 36.820 - 1.950 |
| R-factor | 0.1968 |
| Rwork | 0.195 |
| R-free | 0.23182 |
| Structure solution method | Molecular placement |
| Starting model (for MR) | 2aec |
| RMSD bond length | 0.021 |
| RMSD bond angle | 1.982 |
| Data reduction software | HKL-2000 |
| Data scaling software | HKL-2000 |
| Refinement software | REFMAC (5.5.0110) |
Data quality characteristics
| Overall | Outer shell | |
| Low resolution limit [Å] | 50.000 | 2.020 |
| High resolution limit [Å] | 1.950 | 1.950 |
| Number of reflections | 97326 | |
| <I/σ(I)> | 24.6 | 3.8 |
| Completeness [%] | 93.5 | 64.2 |
| Redundancy | 3.5 | 3.1 |
Crystallization Conditions
| crystal ID | method | pH | temperature | details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 277 | 100 mM mes buffer, 1.6 ammonium sulfate, 2% dioxane, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
